@font-face{font-family:"Space Grotesk";font-style:normal;font-weight:400 700;font-display:swap;src:url(/fonts/space-grotesk-latin-ext.woff2) format("woff2");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}
@font-face{font-family:"Space Grotesk";font-style:normal;font-weight:400 700;font-display:swap;src:url(/fonts/space-grotesk-latin.woff2) format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
:root{--ink:#0a0a0a;--text:#1f2433;--muted:#4a4f5c;--faint:#6b7080;--line:#e5e5ea;--line-2:#d4d4dc;--soft:#f6f7fb;
--blue:#141EC8;--blue-2:#2A34E0;--blue-dark:#0E15A0;--blue-light:#eef0ff;--blue-border:#c7c9f2;--magenta:#DC3CB4;--orange:#FA7800;
--grad:linear-gradient(120deg,#141EC8 0%,#5a2fd6 45%,#DC3CB4 100%);
--glow:0 8px 24px -6px rgba(20,30,200,.45);--shadow:0 4px 6px -1px rgba(10,10,40,.06),0 12px 32px -8px rgba(20,30,120,.14);
--font:"Space Grotesk",ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;--mono:ui-monospace,"SF Mono",Menlo,Consolas,monospace;color-scheme:light}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-padding-top:5.5rem}
body{margin:0;background:#fff;color:var(--text);font:400 1.0625rem/1.65 var(--font);-webkit-font-smoothing:antialiased;caret-color:var(--blue)}
::selection{background:#d9dcff;color:var(--ink)}
html{scrollbar-color:#c7c9f2 transparent}
table,.meta,.short a{font-variant-numeric:tabular-nums}
a{color:var(--blue);text-decoration:underline;text-decoration-thickness:1px;text-underline-offset:.2em}
a:hover{color:var(--blue-2)}
:focus-visible{outline:2px solid var(--blue);outline-offset:3px}
.wrap{max-width:76rem;margin:0 auto;padding:0 1rem}
@media (min-width:720px){.wrap{padding:0 2.5rem}}
header.top{position:sticky;top:0;z-index:5;background:rgba(255,255,255,.9);backdrop-filter:saturate(1.5) blur(10px);border-bottom:1px solid var(--line)}
header.top .wrap{display:flex;align-items:center;gap:1.5rem;min-height:4.25rem}
.mark{display:flex;align-items:center;gap:.6rem;font:700 1.15rem/1 var(--font);letter-spacing:-.02em;color:var(--ink);text-decoration:none;white-space:nowrap}
.mark svg{width:32px;height:32px;flex:none;border-radius:9px;box-shadow:0 4px 12px -4px rgba(90,47,214,.5)}
.mark .wm span{color:var(--faint);font-weight:500}
nav.links{display:flex;gap:1.75rem;margin-left:auto;overflow-x:auto;scrollbar-width:none;font-weight:500;font-size:.95rem}
nav.links a{text-decoration:none;color:#2b2f3a;white-space:nowrap}
nav.links a:hover,nav.links a[aria-current]{color:var(--blue)}
.langs{display:flex;border:1px solid var(--line);border-radius:10px;padding:3px;gap:2px;font:600 .8rem/1 var(--font)}
.langs a{text-decoration:none;color:var(--muted);padding:.42rem .6rem;border-radius:7px}
.langs a[aria-current]{background:var(--blue);color:#fff}
@media (max-width:640px){header.top .wrap{gap:.6rem}nav.links{display:none}.langs{margin-left:auto}.mark .wm span{display:none}.open-ai .long{display:none}.open-ai .short{display:inline}.open-ai summary{padding:.65rem .8rem;font-size:.85rem}}
@media (max-width:370px){.mark .wm{display:none}}
.hero-bg{background:radial-gradient(60rem 30rem at 50% 0%,rgba(20,30,200,.09),transparent 70%),radial-gradient(40rem 26rem at 88% 30%,rgba(220,60,180,.08),transparent 70%),radial-gradient(36rem 24rem at 8% 60%,rgba(250,120,0,.05),transparent 70%)}
.hero{display:grid;gap:2.5rem;padding:3.5rem 0 4rem}
@media (min-width:980px){.hero{grid-template-columns:minmax(0,1.08fr) minmax(0,.92fr);gap:4.5rem;padding:5.5rem 0 5.5rem;align-items:start}}
h1{font:700 clamp(2.7rem,6.6vw,4.9rem)/1.02 var(--font);letter-spacing:-.04em;color:var(--ink);margin:0 0 1.4rem;text-wrap:balance}
.aura{color:var(--blue)}
.lede{font-size:1.28rem;line-height:1.55;color:var(--muted);margin:0 0 2.2rem;max-width:34rem}
.lede strong{color:var(--ink);font-weight:600}
.prompt-label{font:600 .9rem/1.3 var(--font);color:var(--ink);margin:0 0 .6rem}
.prompt{display:flex;align-items:stretch;gap:.5rem;padding:.5rem;border:1px solid var(--line-2);border-radius:14px;background:#fff;box-shadow:var(--shadow);max-width:37rem}
.prompt code{flex:1;padding:.6rem .6rem;font:500 1rem/1.5 var(--font);color:var(--ink);white-space:normal;word-break:break-word}
.copy{appearance:none;border:0;background:var(--blue);color:#fff;font:600 .95rem var(--font);padding:0 1.4rem;border-radius:10px;cursor:pointer;min-width:6rem;box-shadow:var(--glow);transition:background .15s}
.copy:hover{background:var(--blue-2)}
.copy.small{background:#fff;color:var(--blue);border:1px solid var(--blue-border);box-shadow:none;border-radius:8px;padding:.4rem .8rem;min-width:0;font-size:.82rem}
.copy.small:hover{background:var(--blue-light)}
.note{font-size:.92rem;line-height:1.55;color:var(--muted);margin:.9rem 0 0;max-width:37rem}
.pill{display:inline-block;font:700 .7rem/1 var(--font);letter-spacing:.08em;text-transform:uppercase;border-radius:999px;padding:.42rem .7rem}
.pill.before{background:#111;color:#fff}.pill.after{background:var(--blue);color:#fff}.pill.soft{background:var(--blue-light);color:var(--blue)}
.demo{margin:2.6rem 0 0;max-width:37rem;display:grid;gap:.75rem}
.ba{display:grid;grid-template-columns:auto 1fr;gap:.9rem;align-items:start;background:#fff;border:1px solid var(--line);border-radius:12px;padding:.9rem 1rem}
.ba p{margin:0;font-size:1rem;line-height:1.55}
.ba del{color:var(--muted);text-decoration:line-through 2px var(--magenta);text-decoration-skip-ink:none}
.ba.good{border-color:var(--blue-border);background:linear-gradient(#fff,#fbfbff)}
.ba.good p{color:var(--ink);font-weight:500}
.agent{background:var(--blue);color:#fff;border-radius:16px;padding:1.7rem 1.7rem 1.4rem;box-shadow:0 18px 40px -18px rgba(20,30,200,.6)}
.agent h2{font:700 1.3rem/1.25 var(--font);letter-spacing:-.02em;color:#fff;margin:0 0 .9rem}
.agent p,.agent li{font-size:.98rem;line-height:1.6}
.agent ol{padding-left:1.25rem;margin:.8rem 0}
.agent li{margin:.35rem 0}
.agent li::marker{color:#c7c9f2;font-weight:700}
.agent a{color:#fff;text-decoration-color:rgba(255,255,255,.55)}
.agent a:hover{text-decoration-color:#fff}
.agent em{font-style:normal;font-weight:600}
.open-ai{position:relative;flex:none}
.open-ai summary{list-style:none;cursor:pointer;background:var(--blue);color:#fff;font:600 .9rem/1 var(--font);padding:.72rem 1rem;border-radius:10px;box-shadow:var(--glow);white-space:nowrap;user-select:none}
.open-ai summary::-webkit-details-marker{display:none}
.open-ai summary::after{content:"";display:inline-block;width:.42em;height:.42em;border:solid #fff;border-width:0 2px 2px 0;transform:translateY(-.2em) rotate(45deg);margin-left:.55em}
.open-ai[open] summary::after{transform:translateY(.05em) rotate(-135deg)}
.open-ai summary:hover{background:var(--blue-2)}
.open-ai .short{display:none}
.open-ai .menu{position:absolute;right:0;top:calc(100% + .5rem);min-width:13rem;background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow);padding:.35rem;display:grid;z-index:10}
.open-ai .menu a,.open-ai .menu button{appearance:none;border:0;background:none;text-align:left;font:500 .95rem var(--font);color:var(--ink);text-decoration:none;padding:.6rem .75rem;border-radius:8px;cursor:pointer}
.open-ai .menu a:hover,.open-ai .menu button:hover{background:var(--blue-light);color:var(--blue)}
.open-ai .menu button{border-top:1px solid var(--line);border-radius:0 0 8px 8px;margin-top:.25rem}
.agent .route{background:#fff;color:var(--ink);border-radius:10px;padding:.85rem 1rem;margin:0 0 1rem}
.agent .route a{color:var(--blue);text-decoration-color:var(--blue-border)}
.agent .route strong{color:var(--blue)}
.agent .hard{background:rgba(255,255,255,.11);border-radius:10px;padding:.85rem 1rem;margin:1.1rem 0}
.agent .foot{font-size:.88rem;color:#dfe1ff;margin:1rem 0 0}
.agent ::selection{background:#fff;color:var(--blue)}
section.block{padding:4.5rem 0}
section.block+section.block{border-top:1px solid var(--line)}
section.block>.wrap>h2,section.block>h1,.doc h2{font:700 clamp(1.8rem,3.4vw,2.4rem)/1.12 var(--font);letter-spacing:-.03em;color:var(--ink);margin:0 0 .8rem;text-wrap:balance}
section.block>h1{font-size:clamp(2.4rem,5.5vw,3.8rem);letter-spacing:-.04em}
.sub{color:var(--muted);max-width:42rem;margin:0 0 2.2rem;font-size:1.08rem}
.short{counter-reset:r;list-style:none;padding:0;margin:0;display:grid;border-top:1px solid var(--line)}
@media (min-width:860px){.short{grid-template-columns:1fr 1fr;column-gap:3.5rem}}
.short li{counter-increment:r;display:grid;grid-template-columns:2rem 1fr;gap:.5rem;padding:1rem 0;border-bottom:1px solid var(--line);font-size:1.02rem;line-height:1.5;color:var(--ink)}
.short li::before{content:counter(r);font-weight:700;color:var(--blue)}
.short a{font-size:.8rem;color:var(--faint);text-decoration:none;margin-left:.35rem;white-space:nowrap}
.short a:hover{color:var(--blue)}
.band{background:var(--grad);color:#fff;padding:4.5rem 0;position:relative;overflow:hidden}
.band::after{content:"";position:absolute;inset:0;background:radial-gradient(40rem 20rem at 20% 110%,rgba(250,120,0,.35),transparent 70%),radial-gradient(circle at 30% 70%,rgba(255,255,255,.12) 0%,transparent 50%);pointer-events:none}
.band .wrap{position:relative;z-index:1}
.band h2{font:700 clamp(1.8rem,3.4vw,2.4rem)/1.12 var(--font);letter-spacing:-.03em;margin:0 0 .6rem;color:#fff}
.band .sub{color:rgba(255,255,255,.88)}
.tools{display:grid;gap:1rem}
@media (min-width:860px){.tools{grid-template-columns:repeat(2,minmax(0,1fr))}}
.tool{background:#fff;color:var(--text);border-radius:14px;padding:1.3rem 1.35rem;box-shadow:0 12px 30px -12px rgba(10,10,60,.35)}
.tool h3{font:700 1.05rem/1.3 var(--font);color:var(--ink);margin:0 0 .4rem}
.tool p{margin:0 0 .85rem;font-size:.95rem;color:var(--muted)}
.cmd{display:flex;gap:.5rem;align-items:flex-start}
.cmd pre{flex:1;margin:0}
pre{background:#0d0f1f;color:#e7e8f5;border-radius:10px;padding:.85rem 1rem;overflow-x:auto;font:.82rem/1.6 var(--mono);white-space:pre-wrap;word-break:break-word}
.doc pre{background:var(--soft);color:var(--ink);border:1px solid var(--line)}
code{font-family:var(--mono);font-size:.86em}
p code,li code,td code{background:var(--blue-light);color:var(--blue-dark);border-radius:5px;padding:.08em .35em}
.layout{display:grid;gap:2rem;padding:4.5rem 0;border-top:1px solid var(--line)}
@media (min-width:1100px){.layout{grid-template-columns:15.5rem minmax(0,1fr);gap:4.5rem}}
.toc{font-size:.9rem;line-height:1.4}
@media (min-width:1100px){.toc{position:sticky;top:6rem;align-self:start;max-height:calc(100vh - 7rem);overflow:auto}}
.toc h2{font:700 .75rem var(--font);text-transform:uppercase;letter-spacing:.1em;color:var(--faint);margin:0 0 .7rem}
.toc ol{list-style:none;padding:0;margin:0}
.toc li a{display:block;padding:.34rem .6rem;margin-left:-.6rem;border-radius:7px;color:#2b2f3a;text-decoration:none}
.toc li a:hover{background:var(--blue-light);color:var(--blue)}
@media (max-width:1099px){.toc ol{columns:2;column-gap:1.5rem}}
.doc{max-width:46rem;min-width:0}
.doc h2{margin-top:3.5rem;padding-top:1.4rem;border-top:1px solid var(--line)}
.doc h2:first-of-type{border-top:0}
.doc h3{font:700 1.22rem/1.3 var(--font);letter-spacing:-.015em;color:var(--ink);margin:2.3rem 0 .6rem}
.doc h4{font:700 1rem var(--font);margin:1.6rem 0 .5rem}
.doc .anchor{float:left;margin-left:-1.1em;width:1.1em;color:var(--blue-border);text-decoration:none;opacity:0;font-weight:500}
.doc :is(h1,h2,h3,h4):hover .anchor{opacity:1}
.doc>h1{display:none}
.doc p,.doc li{max-width:42rem;overflow-wrap:anywhere}
.doc ul,.doc ol{padding-left:1.4rem}
.doc li{margin:.3rem 0}
.doc li::marker{color:var(--blue)}
.doc hr{display:none}
.doc blockquote{margin:1.2rem 0;padding:.85rem 1.1rem;background:var(--soft);border-radius:10px;color:var(--muted)}
.doc blockquote p{margin:0}
.doc em{font-style:italic}
.table{overflow-x:auto;margin:1.3rem 0;border:1px solid var(--line);border-radius:12px}
table{border-collapse:collapse;width:100%;font-size:.9rem;line-height:1.5}
th,td{text-align:left;vertical-align:top;padding:.7rem .85rem;border-bottom:1px solid var(--line)}
tr:last-child td{border-bottom:0}
th{font-weight:700;color:var(--ink);background:var(--soft)}
.meta{font-size:.88rem;line-height:1.5;color:var(--muted)}
.cats{display:flex;flex-wrap:wrap;gap:.5rem;margin:0 0 1rem;padding:0;list-style:none}
.cats a{display:inline-block;font:600 .88rem var(--font);text-decoration:none;color:#2b2f3a;border:1px solid var(--line-2);border-radius:999px;padding:.45rem .9rem;background:#fff}
.cats a:hover{border-color:var(--blue);color:var(--blue)}
.cats a[aria-current]{background:var(--blue);border-color:var(--blue);color:#fff}
.cats a .meta{color:inherit}
.vfoot{padding:2rem 0}
.cat{padding:3rem 0 1rem}
.cat>h2{font:700 1.75rem/1.2 var(--font);letter-spacing:-.025em;color:var(--ink);margin:0 0 .3rem}
.cat>p{color:var(--muted);margin:0 0 1.6rem}
.cards{display:grid;gap:1rem}
@media (min-width:900px){.cards{grid-template-columns:repeat(2,minmax(0,1fr))}}
.card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:1.3rem 1.35rem 1.2rem;display:flex;flex-direction:column;gap:.65rem;box-shadow:0 1px 2px rgba(0,0,0,.04)}
.card h3{font:700 1.12rem/1.3 var(--font);letter-spacing:-.01em;color:var(--ink);margin:0}
.card .why{margin:0;font-size:.98rem}
.tags{display:flex;flex-wrap:wrap;gap:.35rem;font:600 .72rem/1 var(--font)}
.tag{background:var(--soft);border-radius:6px;padding:.36rem .5rem;color:var(--muted)}
.tag.ban{background:var(--blue-light);color:var(--blue)}
.tag.id{font-family:var(--mono);font-weight:500}
.ex{margin:0;display:grid;grid-template-columns:auto 1fr;gap:.75rem;align-items:start;font-size:.95rem;line-height:1.5;padding:.7rem .8rem;border-radius:10px;white-space:pre-line}
.ex.bad{background:var(--soft)}
.ex.bad span+span{color:var(--muted);text-decoration:line-through 1.5px var(--magenta);text-decoration-skip-ink:none}
.ex.good{background:var(--blue-light);color:var(--ink)}
.card .fix{margin:0;font-size:.93rem;color:var(--muted)}
.card .fix strong{color:var(--ink)}
.checker{display:grid;gap:1rem;max-width:54rem}
textarea{width:100%;min-height:16rem;padding:1rem 1.1rem;border:1px solid var(--line-2);border-radius:14px;background:#fff;color:var(--ink);font:1rem/1.6 var(--font);resize:vertical;box-shadow:var(--shadow)}
textarea:focus{outline:none;border-color:var(--blue);box-shadow:0 0 0 4px rgba(20,30,200,.12)}
.row{display:flex;flex-wrap:wrap;gap:.75rem;align-items:center;font-size:.92rem;font-weight:500}
select{font:500 .92rem var(--font);padding:.5rem .65rem;border:1px solid var(--line-2);border-radius:8px;background:#fff;color:var(--ink)}
.go{appearance:none;border:0;background:var(--blue);color:#fff;font:600 1rem var(--font);padding:.8rem 1.6rem;border-radius:12px;cursor:pointer;box-shadow:var(--glow)}
.go:hover{background:var(--blue-2)}
.go[disabled]{opacity:.6;cursor:wait}
#report{max-width:54rem}
.verdict{font:700 1.35rem/1.35 var(--font);color:var(--ink);margin:2rem 0 .3rem}
.pass{color:#0f7a4d;font-weight:700}.fail{color:#c0262d;font-weight:700}
.finding{border-bottom:1px solid var(--line);padding:1rem 0}
.finding h4{font:700 1rem var(--font);margin:0 0 .3rem}
.finding q{display:block;font-size:.95rem;color:var(--muted);margin:.25rem 0;quotes:none}
footer{border-top:1px solid var(--line);padding:2.5rem 0 3.5rem;font-size:.9rem;line-height:1.6;color:var(--muted)}
footer .wrap{display:flex;flex-wrap:wrap;gap:1rem 2.5rem;justify-content:space-between}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
@media print{header.top,.copy,.toc{display:none}.band{background:none;color:inherit}}
@media (prefers-reduced-motion:reduce){*{transition:none!important}}